4918125

素因数分解:

$3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 40

約数和(自身を含む): 8522272

約数和(自身を除く): 3604147

約数列:

[1, 3, 5, 15, 25, 43, 61, 75, 125, 129, 183, 215, 305, 375, 625, 645, 915, 1075, 1525, 1875, 2623, 3225, 4575, 5375, 7625, 7869, 13115, 16125, 22875, 26875, 38125, 39345, 65575, 80625, 114375, 196725, 327875, 983625, 1639375, 4918125]

約数ペア:

[(1, 4918125), (3, 1639375), (5, 983625), (15, 327875), (25, 196725), (43, 114375), (61, 80625), (75, 65575), (125, 39345), (129, 38125), (183, 26875), (215, 22875), (305, 16125), (375, 13115), (625, 7869), (645, 7625), (915, 5375), (1075, 4575), (1525, 3225), (1875, 2623)]